According to toughens in the flow garden of li Da Dun Ye recommend, this old man cleans up sludge in the obligation.

据在花园内锻炼的李大爷介绍，这位老人是在义务清理淤泥。

youdao

According to toughens in the flow garden of li Da Dun Ye recommend, this old man cleans up sludge in the obligation.

据在花园内锻炼的李大爷介绍，这位老人是在义务清理淤泥。

youdao